HESI RN
RN HESI Exit Exam
1. A client with type 2 diabetes is admitted with hyperglycemic hyperosmolar syndrome (HHS). Which clinical finding is most concerning?
- A. Serum glucose of 500 mg/dl
- B. Blood pressure of 140/90 mmHg
- C. Serum osmolarity of 320 mOsm/kg
- D. Serum pH of 7.30
Correct answer: C
Rationale: A serum osmolarity of 320 mOsm/kg is the most concerning finding in a client with hyperglycemic hyperosmolar syndrome (HHS). This level of osmolarity indicates severe dehydration and hyperosmolarity, putting the client at risk of complications like organ failure. Immediate intervention is crucial to address the dehydration and restore fluid balance. The other options, while important in the overall assessment of a client with HHS, do not directly indicate the severity of dehydration and hyperosmolarity seen with a high serum osmolarity level.
2. Which class of drugs is the only source of a cure for septic shock?
- A. Antihypertensives
- B. Anti-infectives
- C. Antihistamines
- D. Anticholesteremics
Correct answer: B
Rationale: The correct answer is B: Anti-infectives. Anti-infective agents, such as antibiotics, are essential in treating septic shock as they can eliminate bacteria and halt the progression of the condition by stopping the production of endotoxins. Antihypertensives (Choice A) are used to lower blood pressure, antihistamines (Choice C) are used to treat allergic reactions, and anticholesteremics (Choice D) are used to lower cholesterol levels. However, none of these drug classes directly address the bacterial infection that underlies septic shock.
3. In assessing an adult client with a partial rebreather mask, the nurse notes that the oxygen reservoir bag does not deflate completely during inspiration and the client's respiratory rate is 14 breaths/minute. What action should the nurse implement?
- A. Encourage the client to take deep breaths
- B. Remove the mask to deflate the bag
- C. Increase the liter flow of oxygen
- D. Document the assessment data
Correct answer: D
Rationale: The correct action for the nurse to implement is to document the assessment data. In this scenario, the findings indicate that the partial rebreather mask is functioning correctly as the reservoir bag should not deflate completely during inspiration. Additionally, the client's respiratory rate of 14 breaths/minute falls within the normal range. There is no need to encourage the client to take deep breaths, as the respiratory rate is normal, and doing so may disrupt the client's breathing pattern. Removing the mask to deflate the bag or increasing the liter flow of oxygen are unnecessary actions based on the assessment findings.
4. In a client with cirrhosis admitted with jaundice and ascites, which laboratory value is most concerning?
- A. Serum bilirubin of 3.0 mg/dl
- B. Serum albumin of 3.0 g/dl
- C. Serum ammonia level of 80 mcg/dl
- D. Serum sodium level of 135 mEq/L
Correct answer: C
Rationale: A serum ammonia level of 80 mcg/dl is most concerning in a client with cirrhosis as it may indicate hepatic encephalopathy, requiring immediate intervention. Elevated ammonia levels are associated with impaired liver function and can lead to mental status changes. Serum bilirubin (Choice A) is elevated in cirrhosis but not as concerning for acute intervention as high ammonia levels. Serum albumin (Choice B) and serum sodium (Choice D) levels are important in cirrhotic patients but are not as directly associated with hepatic encephalopathy as ammonia levels.
5. The nurse determines that a client's pupils constrict as they change focus from a far object. What documentation should the nurse enter about this finding?
- A. Pupils reactive to accommodation.
- B. Nystagmus present with pupillary focus.
- C. Peripheral vision intact.
- D. Consensual pupillary constriction present.
Correct answer: A
Rationale: The correct answer is A: 'Pupils reactive to accommodation.' When pupils constrict as the client changes focus from a far object to a near one, it indicates a normal response known as accommodation. This physiological process allows the eyes to adjust their focus, and it is a healthy finding. Choice B is incorrect because nystagmus is an involuntary eye movement, not related to the change in focus. Choice C is irrelevant to the scenario and does not describe the observed finding. Choice D refers to pupillary constriction in response to light, not accommodation to changes in focus.
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